Vitamin E

Nutritionists were conducting experiments, placing animals on limited diets to find new disorders caused by bad diets. A limited diet rendering rats sterile was corrected by certain foods, indicating the existence of a new, fat-soluble vitamin, later known as Vitamin E.
 Herbert McLean Evans United States 1922 Vitamin E

Nutritionists were conducting experiments, placing animals on limited diets to find new disorders caused by bad diets. A limited diet rendering rats sterile was corrected by certain foods, indicating the existence of a new, fat-soluble vitamin, later known as Vitamin E.